20600857048 has 64 divisors (see below), whose sum is σ = 40978314720. Its totient is φ = 9697459200.

The previous prime is 20600857009. The next prime is 20600857129. The reversal of 20600857048 is 84075800602.

It is a super-2 number, since 2×20600857048² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20600857048.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1050711 + ... + 1070137.

Almost surely, 2^20600857048 is an apocalyptic number.

It is an amenable number.

20600857048 is a deficient number, since it is larger than the sum of its proper divisors (20377457672).

20600857048 is a wasteful number, since it uses less digits than its factorization.

20600857048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19588 (or 19584 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 40.

The spelling of 20600857048 in words is "twenty billion, six hundred million, eight hundred fifty-seven thousand, forty-eight".